 /*******************************************************************************
  * Copyright (c) 2000, 2005 IBM Corporation and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v1.0
  * which accompanies this distribution, and is available at
  * http://www.eclipse.org/legal/epl-v10.html
  *
  * Contributors:
  * IBM Corporation - initial API and implementation
  *******************************************************************************/

 package org.eclipse.ui.views.tasklist;

 import org.eclipse.core.resources.IMarker;
 import org.eclipse.jface.viewers.IStructuredSelection;
 import org.eclipse.ui.PlatformUI;

 /**
  * This action opens the properties dialog for the current task.
  */
 class TaskPropertiesAction extends TaskAction {

     /**
      * Creates the action.
      *
      * @param tasklist the task list
      * @param id the id
      */
     public TaskPropertiesAction(TaskList tasklist, String id) {
         super(tasklist, id);
         PlatformUI.getWorkbench().getHelpSystem().setHelp(this,
                 ITaskListHelpContextIds.TASK_PROPERTIES_ACTION);
     }

     /**
      * Performs this action.
      */
     public void run() {
         IStructuredSelection sel = (IStructuredSelection) getTaskList()
                 .getSelection();
         Object o = sel.getFirstElement();
         if (o instanceof IMarker) {
             TaskPropertiesDialog dialog = new TaskPropertiesDialog(getShell());
             dialog.setMarker((IMarker) o);
             dialog.open();
         }
     }
 }

